YS

Youzhou Song

📍 Chongfeng Jingyingsuo, CN: #4 of 16 inventorsTop 25%
Overall (All Time): #3,556,871 of 4,157,543Top 90%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6447364 Confetti projector — 2002-09-10